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Article: Fast kinetics, high-frequency oscillations, and subprimary firing range in adult mouse spinal motoneurons.

Full Text (publisher's website) ; Article Metadata ; Article Data (extracted)
Manuel M; Iglesias C; Donnet M; Leroy F; Heckman CJ; Zytnicki D
J. Neurosci., 2009

Table 1.

Summary of the subthreshold properties of mouse motoneurons compared to cats

	Mice	Cats
Peak input resistance (MΩ)	3.7 ± 1.7 (1.3–7.2)^***	1.4 ± 0.6 (0.5–2.6)^{^a}
Peak input resistance (MΩ)	n = 37	n = 45
Plateau input resistance (MΩ)	3.1 ± 1.6 (0.9–6.4)^***	1.1 ± 0.5 (0.4–2.5)^{^a}
Plateau input resistance (MΩ)	n = 37	n = 45
Sag ratio	1.2 ± 0.1 (1.0–1.7)	1.4 ± 0.2 (1.0–1.9)^{^a}
Sag ratio	n = 37	n = 45
Membrane time constant	2.5 ± 1.0 (0.5–4.0)^***	7.0 ± 1.5 (3.9–14.3)^{^b}
Membrane time constant	n = 35	n = 84
Electrotonic length	1.4 ± 0.2 (0.9–1.8)	1.53 ± 0.29 (1.1–2.5)^{^c}
Electrotonic length	n = 33	n = 25
Cell capacitance (nF)	1.2 ± 0.6 (0.2–2.4)^***	9.6 ± 3.9 (5.5–14.9)^{^d}
Cell capacitance (nF)	n = 33	n = 95
Resonance quality	1.2 ± 0.2 (1.04–1.64)	1.3 ± 0.2 (1.1–1.7)^{^a}
Resonance quality	n = 23	n = 39
Resonance frequency (Hz)	17 ± 6 (7–30)^***	11 ± 3 (6–20)^{^a}
Resonance frequency (Hz)	n = 23	n = 39

↵Values in the cells are mean ± SD, with the range in parentheses, and the number of motoneurons. Asterisks indicate statistically significant differences (***p < 0.001) with cat motoneuron data (calculated using a one-tailed Student's t test).
↵^aManuel et al. (2007).
↵^bPooled data across physiological types from Zengel et al. (1985).
↵^cPooled data across physiological types from Burke and ten Bruggencate (1971).
↵^dEngelhardt et al. (1989).

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Inferred neuron-electrophysiology data values

Neuron Type	Neuron Description	Ephys Prop	Extracted Value	Standardized Value	Content Source
Spinal cord ventral horn motor neuron alpha		sag ratio	1.2 ± 0.1	--	Data Table
Spinal cord ventral horn motor neuron alpha		membrane time constant	2.5 ± 1.0	--	Data Table
Spinal cord ventral horn motor neuron alpha		input resistance (MΩ)	3.7 ± 1.7	--	Data Table
Spinal cord ventral horn motor neuron alpha		cell capacitance (nF)	1.2 ± 0.6	--	Data Table
Spinal cord ventral horn motor neuron alpha		input resistance (MΩ)	3.1 ± 1.6	--	Data Table